<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!-- 登录表单区域 -->
      <el-form :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form" ref="loginFormRef">
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" prefix-icon="iconfont icon-password" type="password"> </el-input>
        </el-form-item>
        <!-- 按钮区域 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="loginFormRef">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
  
  <script>
export default {
  data() {
    return {
      loginForm: {
        username: '',
        password: '',
      },
      loginFormRules: {
        username: [
          // 用户名窗口效验
          {
            required: true,
            message: '请输入登录用户名',
            trigger: 'blur',
          },
          {
            min: 3,
            max: 20,
            message: '长度在 3 到 20 个字符',
            trigger: 'blur',
          },
        ],
        password: [
          // 密码框效验
          {
            required: true,
            message: '请输入登录密码',
            trigger: 'blur',
          },
          {
            min: 5,
            max: 15,
            message: '长度在 5 到 15 个字符',
            trigger: 'blur',
          },
        ],
      },
    }
  },
  methods: {
    loginFormRef() {
      this.$refs.loginFormRef.resetFields()
    },
    login() {
      console.log(this.loginForm)
      // 登录请求  其中 async 能够将函数修饰为异步的函数，然后通过 await 处理后供我们使用
      this.$refs.loginFormRef.validate(async (valid) => {
        if (!valid) return
        // this.$http
        //   .post('index/loginQuery', {
        //     username: this.username,
        //     password: this.password,
        //   })
        //   .then((res) => {
        //     console.log(res)
        //     this.$message.success(res.data.msg)
        //   })

        this.$http.post(`index/loginQuery?username=${this.loginForm.username}&password=${this.loginForm.password}`).then((res) => {
          console.log(res.data.data.uuid)
          window.sessionStorage.setItem('token', res.data.data.uuid)
          window.sessionStorage.setItem('name', res.data.data.name)
        })

        // window.sessionStorage.setItem('token', res.data.token)
        // 2.通过编程式导航跳转到后台主页，路由是 /home
        this.$router.push('/home')
      })
    },
  },
}
</script>
  
  <style lang="less" scoped>
.login_container {
  height: 100%;
  background-color: #2b4b6b;
}

.login_box {
  width: 450px;
  height: 300px;
  background-color: #ffffff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;

    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}

.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}

.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
  